2018648 has 16 divisors (see below), whose sum is σ = 4007880. Its totient is φ = 949888.

The previous prime is 2018647. The next prime is 2018651. The reversal of 2018648 is 8468102.

It is a self number, because there is not a number n which added to its sum of digits gives 2018648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2018647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7286 + ... + 7557.

2^2018648 is an apocalyptic number.

It is an amenable number.

2018648 is a deficient number, since it is larger than the sum of its proper divisors (1989232).

2018648 is a wasteful number, since it uses less digits than its factorization.

2018648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14866 (or 14862 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 2018648 is about 1420.7913288024. The cubic root of 2018648 is about 126.3824776757.

The spelling of 2018648 in words is "two million, eighteen thousand, six hundred forty-eight".